CN212793104U - Double-spindle gantry movable type numerical control drilling machine - Google Patents

Abstract

The utility model discloses a portable numerically-controlled drilling machine of two main shafts longmen, including workstation and two installation pieces of sliding connection on the portal frame, two all install the drill bit on the installation piece, be equipped with two and portal frame matched with spouts on the workstation, and all rotate in two spouts and be connected with the screw rod, two the screw rod all with portal frame threaded connection, two install the belt drive structure between the screw rod, fixed mounting has servo motor on the workstation, and servo motor's output and one of them screw rod fixed connection, two the equal threaded connection of screw rod has two sliders, and all installs the pressure spring between the lateral wall about two sliders and portal frame. Has the advantages that: the utility model discloses can improve the stability of being connected between portal frame and two screw rods, and can play certain cushioning effect to it, avoid its and screw rod angle to take place the problem of slope or wearing and tearing when parkking, can improve the life of this digit control machine tool to a certain extent.

Description

Double-spindle gantry movable type numerical control drilling machine

Technical Field

The utility model relates to a numerically-controlled drilling machine technical field especially relates to a portable numerically-controlled drilling machine in two main shafts longmen.

Background

The numerically controlled drilling machine is an automatic machine tool with program control system, and after operation, the numerically controlled device sends out various control signals to control the action of the machine tool and machine the parts automatically according to the required shape and size of drawing.

The position of the relative work piece of drill bit on the current numerically-controlled drilling machine can be adjusted as required, but when it moved to the assigned position, the removal subassembly can take place rocking of certain degree under the inertia effect, so probably cause the removal subassembly impaired for a long time, influence numerically-controlled drilling machine's life.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problems existing in the prior art and providing a double-spindle gantry mobile numerically-controlled drilling machine.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a portable numerically-controlled drilling machine of two main shaft longmen, includes workstation and two installation pieces of sliding connection on the portal frame, two all install the drill bit on the installation piece, be equipped with two and portal frame matched with spout on the workstation, and all rotate in two spouts and be connected with the screw rod, two the screw rod all with portal frame threaded connection, two install the belt drive structure between the screw rod, fixed mounting has servo motor on the workstation, and servo motor's output and one of them screw rod fixed connection, two the equal threaded connection of screw rod has two sliders, and all installs the pressure spring between the lateral wall about two sliders and portal frame.

In the double-spindle gantry mobile numerically-controlled drilling machine, the side wall of the chute is provided with the clamping groove, and the lower end of the gantry is fixedly provided with a plurality of round wheels matched with the clamping groove.

In the double-spindle gantry mobile numerically-controlled drilling machine, the lower end of the sliding block is fixedly provided with a clamping block matched with the clamping groove.

In the double-spindle gantry mobile numerically-controlled drilling machine, the front side wall and the rear side wall of the workbench are respectively provided with scale marks, the front side wall and the rear side wall of the gantry are respectively and fixedly provided with a fixed block, the lower ends of the two fixed blocks are respectively and fixedly provided with a pointer through a support rod, and the two pointers respectively correspond to the two scale marks.

In the double-spindle gantry mobile numerically-controlled drilling machine, the controller is fixedly mounted on the workbench and electrically connected with the servo motor.

Compared with the prior art, the utility model discloses the advantage lies in:

1: through the cooperation of servo motor and belt drive structure, can make two screw rods rotate simultaneously, and then can make the comparatively stable removal that moves on the workstation of portal frame.

2: through the cooperation of two pressure springs and slider, can exert the same pressure simultaneously to both ends about the portal frame to keep its stability on the screw rod, avoid it to lead to taking place the problem of slope with the screw rod angle because of rocking when parkking, can reduce the possibility that the wearing and tearing appear in the two to a certain extent, improved the life of this digit control machine tool.

3: the clamping block is matched with the clamping groove, so that the friction force between the sliding block and the sliding groove can be increased, the shaking amplitude of the sliding block during lifting is reduced, and a certain damping effect can be achieved on the portal frame.

To sum up, the utility model discloses can improve the stability of being connected between portal frame and two screw rods, and can play certain cushioning effect to it, avoid its and screw rod angle to take place the problem of slope or wearing and tearing when the parking, can improve the life of this digit control machine tool to a certain extent.

Drawings

FIG. 1 is a schematic structural view of a double-spindle gantry mobile numerically-controlled drilling machine according to the present invention;

FIG. 2 is a side view of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 1;

fig. 4 is an enlarged view of a portion a of fig. 3.

In the figure: the automatic drilling machine comprises a workbench 1, a portal frame 2, an installation block 3, a drill bit 4, a sliding chute 5, a screw rod 6, a belt transmission structure 7, a servo motor 8, a sliding block 9, a pressure spring 10, a clamping groove 11, a round wheel 12, a clamping block 13, a scale mark 14, a fixed block 15, a supporting rod 16, a pointer 17 and a controller 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-4, the double-spindle gantry mobile numerically-controlled drilling machine comprises a workbench 1 and two mounting blocks 3 connected to a gantry 2 in a sliding manner, wherein drill bits 4 are mounted on the two mounting blocks 3;

the above is noteworthy:

1. the mounting block 3 and the drill 4 are existing parts of a numerically-controlled drilling machine in the prior art, and the working principle and the specific structure of the mounting block are not specifically explained here.

2. Be equipped with two spouts 5 with 2 matched with of portal frame on the workstation 1, and all rotate in two spouts 5 and be connected with screw rod 6, two screw rods 6 all with 2 threaded connection of portal frame, install between two screw rods 6 and take transmission structure 7, when screw rod 6 rotates, can adjust the position of portal frame 2 on workstation 1, and then control the position of work piece on two 4 relative workstations of drill bit 1.

3. The workbench 1 is fixedly provided with the servo motor 8, the output end of the servo motor 8 is fixedly connected with one of the screw rods 6, and the servo motor 8 can provide power for forward and reverse rotation of the screw rods 6 during working, so that power is provided for movement of the portal frame 2 on the workbench 1.

4. The controller 18 is fixedly mounted on the workbench 1, the controller 18 is electrically connected with the servo motor 8, the design of the controller 18 can conveniently control the working strength of the servo motor 8, the servo motor 8 can specifically adopt a servo motor of MHMF042L1U2M model, the controller 18 can specifically adopt a controller of KV-16AT model, the belt transmission structure 7 is the prior art, and the working principle and the specific structure are not specifically explained here.

The two screw rods 6 are in threaded connection with two sliding blocks 9, and pressure springs 10 are arranged between the two sliding blocks 9 and the left side wall and the right side wall of the portal frame 2;

the above is noteworthy:

1. the two groups of pressure springs 10 are matched with the sliding blocks, the same pressure can be simultaneously applied to the left end and the right end of the portal frame 2, so that the stability of the portal frame on the screw 6 is kept, and the problem that the portal frame inclines at an angle with the screw 6 due to shaking during parking is avoided.

2. The side wall of the sliding groove 5 is provided with a clamping groove 11, the lower end of the portal frame 2 is fixedly provided with a plurality of round wheels 12 matched with the clamping groove 11, and the friction force between the portal frame 2 and the sliding groove 5 can be reduced, so that the movement is smoother.

3. The lower extreme fixed mounting of slider 9 has the fixture block 13 with draw-in groove 11 matched with, and the cooperation of fixture block 13 and draw-in groove 11 can increase the frictional force between slider 9 and the spout 5 to reduce the range of rocking of slider 9 when the lift, play the cushioning effect for portal frame 2, ensure this digit control machine tool normal operating and ensure its life.

4. All be equipped with scale mark 14 on the lateral wall around workstation 1, equal fixed mounting has fixed block 15 on the lateral wall around portal frame 2, and two fixed block 15 lower extremes all have pointer 17 through 16 fixed mounting of branch, and two pointers 17 are corresponding with two scale mark 14 positions respectively, and through pointer 17 and scale mark 14's cooperation, can carry out comparatively accurate control to portal frame 2 displacement on workstation 1 to ensure the machining precision.

Further, unless otherwise specifically stated or limited, the above-described fixed connection is to be understood in a broad sense, and may be, for example, welded, glued, or integrally formed as is conventional in the art.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. A double-spindle gantry mobile numerical control drilling machine comprises a workbench (1) and two mounting blocks (3) which are connected to a gantry (2) in a sliding manner, it is characterized in that drill bits (4) are respectively arranged on the two mounting blocks (3), the workbench (1) is provided with two sliding chutes (5) matched with the portal frame (2), and the two chutes (5) are internally and respectively connected with a screw (6) in a rotating way, the two screws (6) are respectively connected with the portal frame (2) in a threaded way, a belt transmission structure (7) is arranged between the two screws (6), a servo motor (8) is fixedly arranged on the workbench (1), the output end of the servo motor (8) is fixedly connected with one screw (6), the two screws (6) are both in threaded connection with two sliding blocks (9), and a pressure spring (10) is arranged between the two sliding blocks (9) and the left and right side walls of the portal frame (2).

2. The double-spindle gantry mobile numerical control drilling machine as claimed in claim 1, wherein a clamping groove (11) is formed in the side wall of the sliding groove (5), and a plurality of round wheels (12) matched with the clamping groove (11) are fixedly installed at the lower end of the gantry (2).

3. The double-spindle gantry mobile numerical control drilling machine as claimed in claim 2, wherein a clamping block (13) matched with the clamping groove (11) is fixedly arranged at the lower end of the sliding block (9).

4. The double-spindle gantry mobile numerical control drilling machine as claimed in claim 1, wherein scale marks (14) are arranged on the front side wall and the rear side wall of the workbench (1), fixed blocks (15) are fixedly arranged on the front side wall and the rear side wall of the gantry (2), pointers (17) are fixedly arranged at the lower ends of the two fixed blocks (15) through supporting rods (16), and the two pointers (17) correspond to the two scale marks (14) respectively.

5. The double-spindle gantry mobile numerical control drilling machine as claimed in claim 1, wherein the controller (18) is fixedly mounted on the workbench (1), and the controller (18) is electrically connected with the servo motor (8).

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